Home / 589,247,083,412.65-813,159,445,658.40-328,822,062,040.78

Finding the Fourth Proportional to 589,247,083,412.65, 813,159,445,658.40 and 328,822,062,040.78

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Solution

The fourth proportional to 589,247,083,412.65, 813,159,445,658.40 and 328,822,062,040.78 is: 453,773,592,124.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,247,083,412.65 : 813,159,445,658.40 = 328,822,062,040.78 : x
  2. Step 2: Convert to fraction form
    589,247,083,412.65/813,159,445,658.40 = 328,822,062,040.78/x
  3. Step 3: Cross multiply
    589,247,083,412.65x = 813,159,445,658.40 × 328,822,062,040.78
  4. Step 4: Simplify right side
    589,247,083,412.65x = 267,384,765,689,332,720,730,112
  5. Step 5: Solve for x
    x = 267,384,765,689,332,720,730,112/589,247,083,412.65
  6. Step 6: Final answer
    x = 453,773,592,124.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.